Home / 10,607.63-15,918.80-3,682.13

Finding the Fourth Proportional to 10,607.63, 15,918.80 and 3,682.13

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Solution

The fourth proportional to 10,607.63, 15,918.80 and 3,682.13 is: 5,525.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,607.63 : 15,918.80 = 3,682.13 : x
  2. Step 2: Convert to fraction form
    10,607.63/15,918.80 = 3,682.13/x
  3. Step 3: Cross multiply
    10,607.63x = 15,918.80 × 3,682.13
  4. Step 4: Simplify right side
    10,607.63x = 58,614,993.04
  5. Step 5: Solve for x
    x = 58,614,993.04/10,607.63
  6. Step 6: Final answer
    x = 5,525.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.